Residents in Ladera Ranch in Orange county voice concerns after six children diagnosed with Ewing sarcomaSign up for the Breaking News US newsletter email Concerns are growing in southern California over a cluster of “exceptionally rare” cancer cases that has sickened multiple children in a subu rban community.Families living in the Orange county neighborhood of Ladera Ranch, home to about 26,000 people, have reported that six children in the community were diagnosed with Ewing sarcoma, Katrina Foley, the vice-chair of the county board of supervisors, said in a statement. Continue reading... ...read more read less